function cer_settings_form in Corresponding Entity References 7.2

Same name and namespace in other branches

1. 7 cer.admin.inc \cer_settings_form()

The settings form.

1 string reference to 'cer_settings_form'

cer_menu in ./cer.module

Implements hook_menu().

File

./cer.admin.inc, line 11

Administrative functionality, separated for performance purposes.

Code

function cer_settings_form($form = array(), &$form_state) {
  $channels = array();
  foreach (_cer_get_fields() as $field) {

    // A field that hasn't been instantiated yet will not have a 'bundles' key, which
    // means it's useless to us, so skip over it.
    if (!isset($field['bundles'])) {
      continue;
    }
    foreach ($field['bundles'] as $entity_type => $bundles) {
      foreach ($bundles as $bundle) {
        $instance = field_info_instance($entity_type, $field['field_name'], $bundle);
        if ($instance) {
          $channels = array_merge($channels, _cer_find_channels($instance));
        }
      }
    }
  }
  if (empty($channels)) {
    drupal_set_message(t('There are no entity reference fields that can correspond.'), 'warning');
  }
  else {
    $mapping = array();
    foreach ($channels as $count => $key) {
      $formatted_key = str_replace(' ', '*', $key);
      $mapping[$count] = $formatted_key;
      $form['values']["enabled_{$count}"] = array(
        '#type' => 'checkbox',
        '#default_value' => cer_preset_enabled($formatted_key),
        '#title' => filter_xss(theme('cer_label', array(
          'key' => $key,
        ))),
      );
    }

    // We are using a hidden field to submit the configuration because on
    // some systems the checkbox name length is limited, and using
    // the key would cause the length to be too long. (Issue #558612)
    $form['mapping'] = array(
      '#type' => 'hidden',
      '#value' => serialize($mapping),
    );
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t('Save'),
    );
  }
  return $form;
}